a train crosses a platform in 122 meters long in 17 seconds and a bridge of 210 meter long in 25 seconds at a same time what is speed of train ​

Adam drew two same size rectangles and divided them into the same number of equal parts. he shaded 1/3 of one rectangle and 1/4 of the other rectangle. what is the least number of parts into which both rectangles could be divided into?

Solve the equation below: (x+4)/6x=1/x a. x=2 b. x=0,2 c. x=-2 d. x=0,-2

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76